Answer:
b. connect two or more network segments that use different data link protocols
Explanation:
A switch is an analog device that allows to interconnect networks, it is possibly one of the devices with a higher level of scalability. It is important to clarify that a Switch does not only provide connectivity with other networks, nor does it provide connectivity with the Internet, for this purpose a router is necessary.
Answer:
3
Explanation:
I've just taken the test and made a 100. 3 is the most logical answer aswell, it has more of an effect than the others.